Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Haijun Liu | 476 | 92.07% | 4 | 50.00% |
M Chetan Kumar | 19 | 3.68% | 2 | 25.00% |
Jinjian Song | 12 | 2.32% | 1 | 12.50% |
Jose Ignacio Tornos Martinez | 10 | 1.93% | 1 | 12.50% |
Total | 517 | 8 |
/* SPDX-License-Identifier: GPL-2.0-only * * Copyright (c) 2021, MediaTek Inc. * Copyright (c) 2021-2022, Intel Corporation. * * Authors: * Haijun Liu <haijun.liu@mediatek.com> * Moises Veleta <moises.veleta@intel.com> * Ricardo Martinez <ricardo.martinez@linux.intel.com> * * Contributors: * Amir Hanania <amir.hanania@intel.com> * Andy Shevchenko <andriy.shevchenko@linux.intel.com> * Chandrashekar Devegowda <chandrashekar.devegowda@intel.com> * Eliot Lee <eliot.lee@intel.com> */ #ifndef __T7XX_PORT_H__ #define __T7XX_PORT_H__ #include <linux/bits.h> #include <linux/device.h> #include <linux/mutex.h> #include <linux/sched.h> #include <linux/skbuff.h> #include <linux/spinlock.h> #include <linux/types.h> #include <linux/wait.h> #include <linux/wwan.h> #include "t7xx_hif_cldma.h" #include "t7xx_pci.h" #define PORT_CH_ID_MASK GENMASK(7, 0) /* Channel ID and Message ID definitions. * The channel number consists of peer_id(15:12) , channel_id(11:0) * peer_id: * 0:reserved, 1: to AP, 2: to MD */ enum port_ch { /* to AP */ PORT_CH_AP_CONTROL_RX = 0x1000, PORT_CH_AP_CONTROL_TX = 0x1001, /* to MD */ PORT_CH_CONTROL_RX = 0x2000, PORT_CH_CONTROL_TX = 0x2001, PORT_CH_UART1_RX = 0x2006, /* META */ PORT_CH_UART1_TX = 0x2008, PORT_CH_UART2_RX = 0x200a, /* AT */ PORT_CH_UART2_TX = 0x200c, PORT_CH_MD_LOG_RX = 0x202a, /* MD logging */ PORT_CH_MD_LOG_TX = 0x202b, PORT_CH_LB_IT_RX = 0x203e, /* Loop back test */ PORT_CH_LB_IT_TX = 0x203f, PORT_CH_STATUS_RX = 0x2043, /* Status events */ PORT_CH_MIPC_RX = 0x20ce, /* MIPC */ PORT_CH_MIPC_TX = 0x20cf, PORT_CH_MBIM_RX = 0x20d0, PORT_CH_MBIM_TX = 0x20d1, PORT_CH_DSS0_RX = 0x20d2, PORT_CH_DSS0_TX = 0x20d3, PORT_CH_DSS1_RX = 0x20d4, PORT_CH_DSS1_TX = 0x20d5, PORT_CH_DSS2_RX = 0x20d6, PORT_CH_DSS2_TX = 0x20d7, PORT_CH_DSS3_RX = 0x20d8, PORT_CH_DSS3_TX = 0x20d9, PORT_CH_DSS4_RX = 0x20da, PORT_CH_DSS4_TX = 0x20db, PORT_CH_DSS5_RX = 0x20dc, PORT_CH_DSS5_TX = 0x20dd, PORT_CH_DSS6_RX = 0x20de, PORT_CH_DSS6_TX = 0x20df, PORT_CH_DSS7_RX = 0x20e0, PORT_CH_DSS7_TX = 0x20e1, PORT_CH_UNIMPORTANT = 0xffff, }; struct t7xx_port; struct port_ops { int (*init)(struct t7xx_port *port); int (*recv_skb)(struct t7xx_port *port, struct sk_buff *skb); void (*md_state_notify)(struct t7xx_port *port, unsigned int md_state); void (*uninit)(struct t7xx_port *port); int (*enable_chl)(struct t7xx_port *port); int (*disable_chl)(struct t7xx_port *port); }; struct t7xx_port_conf { enum port_ch tx_ch; enum port_ch rx_ch; unsigned char txq_index; unsigned char rxq_index; unsigned char txq_exp_index; unsigned char rxq_exp_index; enum cldma_id path_id; struct port_ops *ops; char *name; enum wwan_port_type port_type; }; struct t7xx_port { /* Members not initialized in definition */ const struct t7xx_port_conf *port_conf; struct t7xx_pci_dev *t7xx_dev; struct device *dev; u16 seq_nums[2]; /* TX/RX sequence numbers */ atomic_t usage_cnt; struct list_head entry; struct list_head queue_entry; /* TX and RX flows are asymmetric since ports are multiplexed on * queues. * * TX: data blocks are sent directly to a queue. Each port * does not maintain a TX list; instead, they only provide * a wait_queue_head for blocking writes. * * RX: Each port uses a RX list to hold packets, * allowing the modem to dispatch RX packet as quickly as possible. */ struct sk_buff_head rx_skb_list; spinlock_t port_update_lock; /* Protects port configuration */ wait_queue_head_t rx_wq; int rx_length_th; bool chan_enable; struct task_struct *thread; union { struct { struct wwan_port *wwan_port; } wwan; struct { struct rchan *relaych; } log; }; }; int t7xx_get_port_mtu(struct t7xx_port *port); struct sk_buff *t7xx_port_alloc_skb(int payload); struct sk_buff *t7xx_ctrl_alloc_skb(int payload); int t7xx_port_enqueue_skb(struct t7xx_port *port, struct sk_buff *skb); int t7xx_port_send_skb(struct t7xx_port *port, struct sk_buff *skb, unsigned int pkt_header, unsigned int ex_msg); int t7xx_port_send_raw_skb(struct t7xx_port *port, struct sk_buff *skb); int t7xx_port_send_ctl_skb(struct t7xx_port *port, struct sk_buff *skb, unsigned int msg, unsigned int ex_msg); #endif /* __T7XX_PORT_H__ */
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